| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To prevent air-bubble entrainment into an operating oil due to ruffling of the oil surface regarding an operating-oil tank for a working machine. <P>SOLUTION: An operating-oil tank for a working machine is provided with a sheet-like buoyant floating member 40 that is arranged inside a tank body 2 so as to cover the surface of an operating oil while floating on the surface. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
